CN113047832A

CN113047832A - Fully mechanized caving face reversed loader with reinforced connecting seat

Info

Publication number: CN113047832A
Application number: CN202110381251.9A
Authority: CN
Inventors: 刘东来; 戴泽鹏
Original assignee: Dalai Nur Coal Industry Co Ltd
Current assignee: Dalai Nur Coal Industry Co Ltd
Priority date: 2021-04-09
Filing date: 2021-04-09
Publication date: 2021-06-29
Anticipated expiration: 2041-04-09
Also published as: CN113047832B

Abstract

The invention relates to a fully mechanized caving face reversed loader with a reinforced connecting seat, which comprises a support, a hinged support, a feeding oil cylinder, a detector, a reversed loader chassis and steel rails, wherein a conveying belt is connected to the reversed loader chassis in a sliding manner; the hinged support comprises vertical plates, lug plates and reinforcing ribs, the two lug plates are fixedly connected to two sides of the vertical plates, a rotating shaft is rotatably connected between the lug plates, one end of a feeding oil cylinder is hinged to the rotating shaft, a plurality of reinforcing ribs are fixedly connected to one side, away from the feeding oil cylinder, of the vertical plates at intervals, the reinforcing ribs are fixedly connected with the support, and the lug plate on one side, close to the support, of the hinged support is connected with the support through a plurality of inclined connecting plates.

Description

Fully mechanized caving face reversed loader with reinforced connecting seat

Technical Field

The invention relates to the technical field of coal mining equipment, in particular to a fully mechanized caving face reversed loader with a reinforced connecting seat.

Background

The fully mechanized caving face is called as the comprehensive mechanized caving coal mining face. The coal mining machine is characterized in that a hydraulic support is arranged at the front end of the coal mining machine, and a hydraulic machine is arranged at the rear end of the hydraulic support.

The base that the current end support of full-mechanized working face is connected with the elevating conveyor is left right split type, and because of the elevating conveyor resistance that causes the connecting seat to receive and the thrust of pneumatic cylinder great when advancing the elevating conveyor, then the ear seat of connecting seat damages easily, seriously influences normal production.

Therefore, in view of the above shortcomings, it is desirable to provide a fully mechanized caving face reversed loader with a reinforced connecting seat.

Disclosure of Invention

Technical problem to be solved

The technical problem to be solved by the invention is to solve the problem that the existing reversed loader connecting seat is poor in structural strength.

(II) technical scheme

In order to solve the technical problem, the invention provides a fully mechanized caving face reversed loader with a reinforced connecting seat, which comprises a support, a hinged support, a feeding oil cylinder, a detector, a reversed loader chassis and steel rails, wherein a conveying belt is connected to the reversed loader chassis in a sliding manner, two sides of the reversed loader chassis are fixedly connected with side walls, the steel rails are laid on the ground outside the side walls, the support is fixedly connected to the side walls, the hinged support is fixedly connected to the outer side surface of the support, one end of the feeding oil cylinder is hinged to the hinged support, the other end of the feeding oil cylinder is hinged to the steel rails, the detector is erected on the support above the hinged support, and the detection end of the detector is connected with the hinged support; the hinge seat comprises a vertical plate, lug plates and reinforcing ribs, the two lug plates are fixedly connected to two sides of the vertical plate, a rotating shaft is rotatably connected between the lug plates, one end of a feeding oil cylinder is hinged to the rotating shaft, a plurality of reinforcing ribs are fixedly connected to one side, far away from the feeding oil cylinder, of the vertical plate at intervals, the reinforcing ribs are fixedly connected with the support, and a connecting plate, close to the lug plate on one side of the support, of the hinge seat is connected with the support through a plurality of inclined.

As a further description of the present invention, preferably, the connecting plate is a long steel strip, and an included angle between the length direction of the connecting plate and the horizontal plane is between 1 ° and 30 °.

As a further explanation of the present invention, preferably, the support is provided with a plurality of inclined limiting grooves and horizontal positioning grooves at intervals, the length of the limiting grooves is greater than that of the connecting plates, and the width of the limiting grooves is equal to that of the connecting plates; the width of the positioning groove is the same as that of the reinforcing rib.

As a further explanation of the present invention, preferably, the cross section of the reinforcing rib is a right triangle, the right angle end of the reinforcing rib is cut into a plane to make the cross section of the reinforcing rib trapezoidal, and two right angle surfaces of the reinforcing rib are respectively embedded into the positioning groove and fixedly connected with the support and abutted against the vertical plate and fixedly connected with the vertical plate.

As a further description of the present invention, preferably, one end of the connecting plate abuts against one end of the limiting groove far from the feeding cylinder, and one end of the reinforcing rib abuts against one end of the positioning groove far from the feeding cylinder.

As a further explanation of the present invention, preferably, the outer side surface of the side wall is fixedly connected with a plurality of rib plates, an area enclosed by the rib plates is regular square, a side surface of the support close to the side wall is fixedly connected with a plurality of support plates at intervals, the support plates are respectively flat steel plates and i-shaped steel, and the support plates are both abutted against the rib plates.

As a further description of the present invention, preferably, the detector is a tension sensor, the detection end of the detector is fixedly connected with a pressure measuring ring, the pressure measuring ring is a U-shaped member, and the pressure measuring ring is sleeved on the rotating shaft between the ear plates and abuts against the bottom of the rotating shaft.

As a further explanation of the present invention, preferably, the side wall is provided with a jacking component, the jacking component comprises a support, a jacking cylinder and a reinforcing plate, the support is fixedly connected to the side wall, the jacking cylinder is fixedly connected to the support, the jacking cylinder is vertical in the telescopic direction, and the extending end of the jacking cylinder is positioned right above the steel rail; a plurality of reinforcing plates are fixedly connected to the fixed end of the jacking oil cylinder at intervals, and the reinforcing plates are distributed along the length direction of the fixed end of the jacking oil cylinder.

As a further explanation of the present invention, preferably, the extending end of the jacking cylinder is provided with a traveling component, the traveling component comprises a hinge seat, a rotating wheel and pulleys, the hinge seat is in a door shape, the top end face of the hinge seat is fixedly connected with the output end of the jacking cylinder, the rotating wheel is rotatably connected in the middle space of the hinge seat, and the pulleys are rotatably connected in the bottom space of the hinge seat; the jacking oil cylinder extends out to enable the rotating wheel to abut against the steel rail and enable the reversed loader not to contact with the ground.

As a further explanation of the present invention, preferably, the steel rail is an i-steel, the pulley extends into the grooves on both sides of the steel rail, and the jacking cylinder contracts to make the pulley abut against the steel rail and make the steel rail not contact with the ground.

(III) advantageous effects

The technical scheme of the invention has the following advantages:

according to the invention, by applying the connecting seat with the novel structure, the service life of the connecting seat is obviously prolonged under the same application environment, the deformation of the connecting seat after each pushing is basically invisible to naked eyes through measurement of the ruler, and the deformation is almost unchanged during multiple measurements, so that the working efficiency of the pushing reversed loader is effectively improved.

Drawings

FIG. 1 is a top view of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is a diagram of the hinge mount structure of the present invention;

FIG. 4 is a view of the detector mounting structure of the present invention;

FIG. 5 is a view showing the construction of the mounting of the connection plate of the present invention;

FIG. 6 is a top lift component structural view of the present invention;

FIG. 7 is a view of the traveling member of the present invention;

fig. 8 is a partial cross-sectional view of the traveling member of the present invention.

In the figure: 1. a support; 11. a support plate; 12. a limiting groove; 13. positioning a groove; 2. hinging seat; 21. a vertical plate; 22. an ear plate; 23. reinforcing ribs; 24. a connecting plate; 3. a feed cylinder; 4. a detector; 41. measuring a pressure ring; 5. a reversed loader chassis; 51. a conveyor belt; 52. a side wall; 6. a steel rail; 7. a jacking component; 71. a support; 72. a jacking oil cylinder; 73. a reinforcing plate; 8. a traveling member; 81. a hinged seat; 82. a rotating wheel; 83. a pulley; 84. and (4) a shaft groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

The utility model provides a combine and put working face elevating conveyor with strengthen connecting seat, combine figure 1, figure 2, including support 1, free bearing 2, feed cylinder 3, detector 4, elevating conveyor chassis 5 and rail 6, sliding connection has conveyer belt 51 on elevating conveyor chassis 5, elevating conveyor chassis 5 both sides have linked firmly lateral wall 52, rail 6 is laid subaerially outside lateral wall 52, support 1 links firmly on lateral wall 52, free bearing 2 links firmly on 1 lateral surface of support, 3 one end of feed cylinder articulates on free bearing 2, the 3 other end of feed cylinder articulates on rail 6, detector 4 erects on support 1 of free bearing 2 top, the 4 sense terminal of detector links to each other with free bearing 2.

With reference to fig. 4 and 6, the support 1 is a square steel plate, the outer side surface of the side wall 52 is fixedly connected with a plurality of rib plates, the area enclosed by the rib plates is regular and square, the support 1 is fixedly connected with a plurality of support plates 11 at intervals on one side surface of the side wall 52, the support plates 11 are respectively flat steel plates and i-shaped steel, the support plates 11 are all abutted to the rib plates, the support plates 11 and the rib plates are fixedly connected through bolts, the connection strength between the support 1 and the reversed loader is enhanced, meanwhile, the contact area between the support 1 and the side wall 52 is increased, when the follow-up feed oil cylinder 3 is pushed, the support 1 can disperse thrust to each rib plate more uniformly, the deformation of the rib plates or the side wall 52 is not easy to cause, and the.

Combine fig. 4, fig. 5, free bearing 2 includes riser 21, otic placode 22 and strengthening rib 23, and two otic placodes 22 link firmly in riser 21 both sides, rotate between the otic placode and be connected with the pivot, and feed cylinder 3 one end articulates in the pivot, and the interval of a plurality of strengthening rib 23 links firmly in one side that feed cylinder 3 was kept away from to riser 21, and strengthening rib 23 links firmly with support 1. A plurality of inclined connecting plates 24 are welded on an ear plate 22 at one side of the hinged support 2 close to the support 1, the connecting plates 24 are strip-shaped steel bars, the included angle between the length direction of the connecting plates 24 and the horizontal plane is between 1 and 30 degrees, and the specific angle is the same as the inclination angle of the feeding oil cylinder 3 and the steel rail 6 when the elevating conveyor is propelled by the feeding oil cylinder 3 according to the inclination angle of the feeding oil cylinder 3 and the steel rail 6 when the elevating conveyor is propelled. The support 1 is provided with three inclined limiting grooves 12 and horizontal positioning grooves 13 at intervals, the length of each limiting groove 12 is greater than that of the connecting plate 24, and the width of each limiting groove 12 is equal to that of the connecting plate 24; the width of the positioning groove 13 is the same as that of the reinforcing ribs 23.

With reference to fig. 4 and 5, the support 1 is precisely provided with the limiting groove 12 with the same inclination angle as the connecting plate 24 by a milling machine, so that the limiting groove 12 not only has a positioning function when the connecting plate 24 is embedded into the limiting groove 12, but also can increase the contact area between the connecting plate 24 and the support 1, and can enable the support 1 and the connecting plate 24 to be more stably connected during welding. The cross-section of 23 strengthening ribs is right triangle, and 23 right-angle ends of strengthening ribs are cut into the plane so that 23 cross-sections of strengthening ribs are trapezoidal, and two right-angle surfaces of 23 strengthening ribs are respectively embedded into the positioning grooves 13 and fixedly connected with the support 1 and fixedly connected with the vertical plate 21 in an abutting mode on the vertical plate 21. Set up the constant head tank 13 and can play stable fixed strengthening rib 23, cut the 23 right angle end of strengthening rib in addition, enable strengthening rib 23 and imbed in the constant head tank 13 more easily. One end of the connecting plate 24 is abutted against one end of the limiting groove 12 far away from the feeding oil cylinder 3, and one end of the reinforcing rib 23 is abutted against one end of the positioning groove 13 far away from the feeding oil cylinder 3. The connecting strength of the welding seam caused by the fact that the front ends of the reinforcing ribs 23 and the connecting plates 24 have advancing spaces when the feeding oil cylinders 3 propel the reversed loader is avoided from being challenged, and the reinforcing ribs 23 and the connecting plates 24 can be fixed on the support 1 for a long time through the welding seam.

Referring to fig. 4 and 5, the detector 4 is a tension sensor, the detection end of the detector 4 is fixedly connected with a pressure measuring ring 41, the pressure measuring ring 41 is a U-shaped member, the pressure measuring ring 41 is sleeved on the rotating shaft between the ear plates 22 and abuts against the bottom of the rotating shaft for detecting the supporting force of the rotating shaft on the feeding oil cylinder 3, under the condition that the structure of the connecting seat is basically not deformed, the rotating shaft can stably support the feeding oil cylinder 3, and when the connecting seat deforms to influence the structural strength, the supporting force of the rotating shaft to the feeding oil cylinder 3 is also reduced, the height of the end of the feeding oil cylinder 3 connected with the connecting seat is reduced, the rotating shaft has a downward moving trend or already moves downwards correspondingly, then the pivot extrusion pressure measuring ring 41 makes detector 41 sense the pulling force and changes, and the warning is used for warning the workman to notice the change of connecting seat this moment, and then can in time maintain or change the connecting seat.

With reference to fig. 2 and 6, the side wall 52 is provided with a jacking component 7, the jacking component 7 comprises a support 71, a jacking cylinder 72 and a reinforcing plate 73, the support 71 is fixedly connected to the side wall 52 through bolts or welding, the jacking cylinder 72 is fixedly connected to the support 71, the jacking cylinder 72 is vertical in the telescopic direction, and the extending end of the jacking cylinder 72 is positioned right above the steel rail 6; a plurality of reinforcing plates 73 are fixedly connected to the fixed end of the jacking cylinder 72 at intervals, and the reinforcing plates 73 are distributed along the length direction of the fixed end of the jacking cylinder 72 and used for protecting the jacking cylinder 72 and preventing the fixed end of the jacking cylinder 72 from deforming towards the direction vertical to the axis.

Combine fig. 7, fig. 8, jacking cylinder 72 extends the end and is equipped with the part 8 of marcing, the part 8 of marcing is including articulated seat 81, runner 82 and pulley 83, articulated seat 81 is the door font, articulated seat 81 top face links firmly with jacking cylinder 72 output, runner 82 rotates to be connected in articulated seat 81 middle part space, a plurality of pulley 83 rotates to be connected in articulated seat 81 bottom space, wherein articulated seat 81 bottom both sides have been seted up axle groove 84, axle groove 84 runs through to articulated seat 81 bottom port department, can be convenient for install in articulated seat 81 with pulley 83, still can not influence the bearing of pulley 83 to rail 6 simultaneously. The jacking cylinders 72 are extended to bring the wheels 82 into abutment on the rails 6 and to keep the elevating conveyor out of contact with the ground. The steel rail 6 is I-shaped steel, the pulley 83 extends into grooves on two sides of the steel rail 6, and the jacking cylinder 72 contracts to enable the pulley 83 to be abutted against the steel rail 6 and enable the steel rail 6 not to be in contact with the ground.

With reference to fig. 1 and 3, when the reversed loader needs to be propelled, the jacking cylinder 72 is started first to enable the rotating wheel 82 to be abutted against the steel rail 6, the jacking cylinder 72 continuously extends out to enable the chassis 5 of the reversed loader to be lifted off the ground, then the feeding cylinder 3 extends out to propel the reversed loader forward, and the rotating wheel 82 rotates to reduce the friction force when the reversed loader moves, so that the feeding cylinder 3 can push the reversed loader more easily. In addition, after the elevating cylinder 72 lifts the reversed loader, the inclination angle of the feeding cylinder 3 is the same as that of the connecting plate 24, and then under the pushing of the feeding cylinder 3, the connecting plate 24 can better distribute the thrust to the support 1, so that the connecting pressure between the connecting seat and the side wall 52 is effectively reduced, and meanwhile, the connecting seat is guaranteed to have higher structural strength. And after the elevating conveyor is pushed to be moved, the elevating cylinder 72 contracts to enable the elevating conveyor chassis 5 to be abutted to the ground, the elevating cylinder 72 continues to contract to enable the pulley 83 to be abutted to the lower end face of the upper end plate of the steel rail 6 and enable the pulley 83 to lift the steel rail 6, then the feeding cylinder 3 contracts to enable the feeding cylinder 3 to pull the steel rail 6 forwards, and finally the elevating cylinder 72 extends out to place the steel rail 6 on the ground to finish the pushing of the elevating conveyor.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a combine and put working face elevating conveyor with strengthen connecting seat which characterized in that: the device comprises a support (1), a hinged support (2), a feeding oil cylinder (3), a detector (4), a reversed loader chassis (5) and steel rails (6), wherein a conveying belt (51) is connected onto the reversed loader chassis (5) in a sliding manner, side walls (52) are fixedly connected to two sides of the reversed loader chassis (5), the steel rails (6) are laid on the ground outside the side walls (52), the support (1) is fixedly connected onto the side walls (52), the hinged support (2) is fixedly connected onto the outer side surface of the support (1), one end of the feeding oil cylinder (3) is hinged onto the hinged support (2), the other end of the feeding oil cylinder (3) is hinged onto the steel rails (6), the detector (4) is erected on the support (1) above the hinged support (2), and the detection end of the detector (4) is connected with the hinged support (2); wherein, free bearing (2) are including riser (21), otic placode (22) and strengthening rib (23), two otic placodes (22) link firmly in riser (21) both sides, it is connected with the pivot to rotate between otic placode (22), feed cylinder (3) one end articulates in the pivot, a plurality of strengthening rib (23) interval links firmly in riser (21) keep away from one side of feed cylinder (3), strengthening rib (23) link firmly with support (1), connecting plate (24) through a plurality of slopes on free bearing (2) one side otic placode (22) that is close to support (1) are connected with support (1).

2. A fully mechanized caving face reversed loader with reinforced connecting seat according to claim 1, characterized in that: the connecting plate (24) is a strip steel bar, and the included angle between the length direction of the connecting plate (24) and the horizontal plane is 1-30 degrees.

3. A fully mechanized caving face reversed loader with reinforced connecting seat according to claim 2, characterized in that: a plurality of inclined limiting grooves (12) and horizontal positioning grooves (13) are arranged on the support (1) at intervals, the length of each limiting groove (12) is greater than that of the connecting plate (24), and the width of each limiting groove (12) is equal to that of the connecting plate (24); the width of the positioning groove (13) is the same as that of the reinforcing rib (23).

4. A fully mechanized caving face reversed loader with reinforced connecting seat according to claim 3, characterized in that: the cross-section of the reinforcing rib (3) is a right triangle, the right-angle end of the reinforcing rib (3) is cut into a plane so that the cross-section of the reinforcing rib (3) is trapezoidal, and two right-angle surfaces of the reinforcing rib (3) are respectively embedded into the positioning groove (13) and fixedly connected with the support (1) and fixedly connected with the vertical plate (21) in a butt joint mode on the vertical plate (21).

5. A fully mechanized caving face reversed loader with a reinforced connecting seat according to claim 4, characterized in that: one end of the connecting plate (24) is abutted against one end of the limiting groove (12) far away from the feeding oil cylinder (3), and one end of the reinforcing rib (23) is abutted against one end of the positioning groove (13) far away from the feeding oil cylinder (3).

6. A fully mechanized caving face reversed loader with a reinforced connecting seat according to claim 5, characterized in that: the outer side surface of the side wall (52) is fixedly connected with a plurality of rib plates, the area enclosed by the rib plates is regular and square, a plurality of support plates (11) are fixedly connected to one side surface, close to the side wall (52), of the support (1) at intervals, the support plates (11) are respectively flat steel plates and I-shaped steel, and the support plates (11) are all abutted to the rib plates.

7. A fully mechanized caving face reversed loader with a reinforced connecting seat according to claim 6, characterized in that: the detector (4) is a tension sensor, the detection end of the detector (4) is fixedly connected with a pressure measuring ring (41), the pressure measuring ring (41) is a U-shaped piece, and the pressure measuring ring (41) is sleeved on the rotating shaft between the ear plates (22) and is abutted against the bottom of the rotating shaft.

8. A fully mechanized caving face reversed loader with reinforced connecting seat according to claim 1, characterized in that: the side wall (52) is provided with a jacking component (7), the jacking component (7) comprises a support (71), a jacking oil cylinder (72) and a reinforcing plate (73), the support (71) is fixedly connected to the side wall (52), the jacking oil cylinder (72) is fixedly connected to the support (71), the telescopic direction of the jacking oil cylinder (72) is vertical, and the extending end of the jacking oil cylinder (72) is positioned right above the steel rail (6); a plurality of reinforcing plates (73) are fixedly connected to the fixed end of the jacking oil cylinder (72) at intervals, and the reinforcing plates (73) are distributed along the length direction of the fixed end of the jacking oil cylinder (72).

9. A fully mechanized caving face reversed loader with reinforced connecting seat according to claim 8, characterized in that: the extension end of the jacking oil cylinder (72) is provided with a travelling part (8), the travelling part (8) comprises a hinge seat (81), a rotating wheel (82) and pulleys (83), the hinge seat (81) is in a door shape, the top end face of the hinge seat (81) is fixedly connected with the output end of the jacking oil cylinder (72), the rotating wheel (82) is rotatably connected in the middle space of the hinge seat (81), and the pulleys (83) are rotatably connected in the bottom space of the hinge seat (81); the jacking cylinder (72) extends to enable the runner (82) to abut against the steel rail (6) and enable the elevating conveyor not to contact with the ground.

10. A fully mechanized caving face reversed loader with reinforced connecting seat according to claim 9, characterized in that: the steel rail (6) is I-shaped steel, the pulley (83) extends into grooves on two sides of the steel rail (6), and the jacking cylinder (72) contracts to enable the pulley (83) to be abutted against the steel rail (6) and enable the steel rail (6) not to be in contact with the ground.